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Donna Summer passed away Thursday morning after a private, 10-month battle with lung cancer, and as we remember the '70s Disco Queen, we have her final ET interview from October of 2010.

Related: New Details on Donna Summer's Death

We were backstage with Donna following her performance of Unbreak My Heart at the tribute David Foster and Friends, where she shared her positive thoughts on the famed record producer -- which now seem especially poignant in retrospect.

"Working with David, it doesn't get better; it's just about as good as it gets," she said. "You'd have to be singing in heaven."

Related: Celebs Offer Donna Summer Condolences Via Twitter

As she rushed off, she smiled at the camera and waved, "Gotta go!"